FR 4855 then AZ 770 at Fiumicino
Catania → Rome → New Delhi
Timetable, Rome time
19:35FR 4855 from Catania at the gate
13:35AZ 770 to New Delhi leaves the gate
18 h apart on the timetable, overnight
AZ 770 leaves 18 h after FR 4855 arrives on the timetable: more than half a day, so not a connection we count.